Columbia Encyclopedia
Search results
500 results found
Joliot-Curie
(Encyclopedia)Joliot-Curie ērĕnˈ [key], 1897–1956, daughter of Pierre and Marie Curie, were married in 1926. Both were assistants at the Radium Institute in Paris, of which Irène, succeeding her mother, was d...Ciliophora
(Encyclopedia)Ciliophora sĭlˌē-ŏfˈərə [key], phylum in the kingdom Protista consisting of the ciliates, or ciliophores, complex freshwater or saltwater protozoans that swim by the coordinated beating of thei...abacus, in mathematics
(Encyclopedia) CE5 Chinese abacus: Numbers are represented by moving beads to the central crossbar. abacus ăbˈəkəs, əbăkˈ– [key], in mathematics, simple device for performing arithmetic calculations. Th...group
(Encyclopedia)group, in mathematics, system consisting of a set of elements and a binary operation a∘b defined for combining two elements such that the following requirements are satisfied: (1) The set is closed ...liquid crystal
(Encyclopedia)liquid crystal, liquid whose component particles, atoms or molecules, tend to arrange themselves with a degree of order far exceeding that found in ordinary liquids and approaching that of solid cryst...Alvarez, Luis Walter
(Encyclopedia)Alvarez, Luis Walter, 1911–88, American physicist, b. San Francisco, grad. Univ. of Chicago, 1932, Ph.D. 1936. He was awarded the 1968 Nobel Prize in Physics for his discovery of a large number of r...hail, in meteorology
(Encyclopedia)hail, precipitation in the form of pellets composed of ice or of ice and snow, occurring at any time of the year, usually during the passage of a cold front or during a thunderstorm. Small hailstones ...synchrotron radiation
(Encyclopedia)synchrotron radiation, in physics, electromagnetic radiation emitted by high-speed electrons spiraling along the lines of force of a magnetic field (see magnetism). Depending on the electron's energy ...Kraepelin, Emil
(Encyclopedia)Kraepelin, Emil krĕpəlēnˈ [key], 1856–1926, German psychiatrist, educated at Würzburg (M.D., 1878). He also studied under Wilhelm Wundt in Leipzig, and was appointed professor of psychiatry at ...Browse by Subject
- Earth and the Environment +-
- History +-
- Literature and the Arts +-
- Medicine +-
- People +-
- Philosophy and Religion +-
-
Places
+-
- Africa
- Asia
- Australia and Oceania
- Britain, Ireland, France, and the Low Countries
- Commonwealth of Independent States and the Baltic Nations
- Germany, Scandinavia, and Central Europe
- Latin America and the Caribbean
- Oceans, Continents, and Polar Regions
- Spain, Portugal, Italy, Greece, and the Balkans
- United States, Canada, and Greenland
- Plants and Animals +-
- Science and Technology +-
- Social Sciences and the Law +-
- Sports and Everyday Life +-
